<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        table {
            width:600px;
            text-align: center;
        }
        table,th,td {
            border:1px solid #ccc;
            border-collapse: collapse;
        }
        caption {
            font-size: 18px;
            margin-bottom: 10px;
            font-weight: 700;
        }
        tr {
            height: 40px;
            cursor: pointer;
        }
        table tr:nth-child(1){
            background-color: #ddd;
        }
        table tr:not(:first-child):hover{
            /* //除了第一行悬浮不要有底色 */
            background-color: #eee;
        }
    </style>
</head>
<body>
    <h2>学生信息</h2>
    <p>将数据渲染到页面中....</p>
    <table>
        <caption>学生信息表</caption>
        <tr>
            <th>序号</th>
            <th>姓名</th>
            <th>年龄</th>
            <th>性别</th>
            <th>家乡</th>
        </tr>
    <script>
        //数据准备
        let students=[
            {
                name: '小明',
                age: 18,
                gender: '男',
                homeyown: '河北省'
            },
            {
                name: '小红',
                age: 19,
                gender: '女',
                homeyown: '河北省'
            },
            {
                name: '小丽',
                age: 18,
                gender: '女',
                homeyown: '山东省'
            },
            {
                name: '小李',
                age: 17,
                gender: '男',
                homeyown: '山东省'

            }
            
        ]
        //渲染页面
        for (let i=0;i<students.length;i++){
            document.write(`
                <tr>
                    <td>${i+1}</td>
                    <td>${students[i].name}</td>    
                    <td>${students[i].age}</td>  
                    <td>${students[i].gender}</td>  
                    <td>${students[i].homeyown}</td>  
                </tr>
            `)
        }
       
    </script>
    </table>
</body>
</html>